public class A01_BubbleDemo01 {
    public static void main(String[] args) {
        //实现冒泡排序数组
        int[] arr = {5, 4, 3, 2, 1};
        for (int i = 0; i < arr.length - 1; i++) {
            for (int j = 0; j < arr.length - 1 - i; j++) {
                if (arr[j] > arr[j + 1]) {
                    int temp = arr[j];
                    arr[j] = arr[j + 1];
                    arr[j + 1] = temp;
                }
            }
        }


        //打印输出
//        for (int i = 0; i < arr.length; i++) {
//            System.out.print(arr[i] + " ");
//        }
        printArr(arr);
    }


    private static void printArr(int[] arr) {
        for (int i = 0; i < arr.length; i++) {
            System.out.print(arr[i] + " ");
        }
        System.out.println();
    }
}
